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8051085 = 325761419
BaseRepresentation
bin11110101101100110001101
3120011001000100
4132231212031
54030113320
6444321313
7125301360
oct36554615
916131010
108051085
1145a9999
122843239
13188b773
1410d80d7
15a90790
hex7ad98d

8051085 has 48 divisors (see below), whose sum is σ = 16248960. Its totient is φ = 3611520.

The previous prime is 8051077. The next prime is 8051093. The reversal of 8051085 is 5801508.

It is an interprime number because it is at equal distance from previous prime (8051077) and next prime (8051093).

It is not a de Polignac number, because 8051085 - 23 = 8051077 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19006 + ... + 19424.

It is an arithmetic number, because the mean of its divisors is an integer number (338520).

Almost surely, 28051085 is an apocalyptic number.

It is an amenable number.

8051085 is an abundant number, since it is smaller than the sum of its proper divisors (8197875).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8051085 is a wasteful number, since it uses less digits than its factorization.

8051085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

The square root of 8051085 is about 2837.4433915058. The cubic root of 8051085 is about 200.4248053964.

The spelling of 8051085 in words is "eight million, fifty-one thousand, eighty-five".

Divisors: 1 3 5 7 9 15 21 35 45 61 63 105 183 305 315 419 427 549 915 1257 1281 2095 2135 2745 2933 3771 3843 6285 6405 8799 14665 18855 19215 25559 26397 43995 76677 127795 131985 178913 230031 383385 536739 894565 1150155 1610217 2683695 8051085